new hosts appearing between 2013-03-21_0800 and 2013-03-22_0800:
www.appspot.com                 has IPv4 has IPv6 2607:f8b0:400e:c00::8d (ok) (time=0.020465)
www.bookmarksreal.com           has IPv4 has IPv6 2607:f1c0:1000:6037:90ce:5a60:8e43:9 (ok) (time=0.092033)
www.ericsson.com                has IPv4 has IPv6 2600:1406:1::addf:e8a8 (ok) (time=0.061428), 2600:1406:1::addf:e879 (ok) (time=0.062780)
www.exeideas.com                has IPv4 has IPv6 2607:f8b0:400e:c02::79 (ok) (time=0.020092)
www.folha.uol.com.br            has IPv4 has IPv6 2804:49c:319:430::173 (ok) (time=0.246926)
www.joindota.com                has IPv4 has IPv6 2400:cb00:2048:1::6ca2:cf25 (ok) (time=0.001482), 2400:cb00:2048:1::8d65:7c25 (ok) (time=0.001285)
www.pairalink.info              has IPv4 has IPv6 2607:f1c0:1000:6005:93de:e3b8:1ceb:6003 (ok) (time=0.098066)
www.revenuewire.com             has IPv4 has IPv6 2001:470:ea83::52 (ok) (time=1.127361)

hosts disappearing between 2013-03-21_0800 and 2013-03-22_0800:
www.arabic-keyboard.org         had IPv4 had IPv6 2a01:488:42:1000:57e6:2ef9:41:8de  
www.blogspot.co.il              had IPv4 had IPv6 2607:f8b0:400e:c02::bf  
www.blogspot.co.uk              had IPv4 had IPv6 2607:f8b0:400e:c02::bf  
www.blogspot.fr                 had IPv4 had IPv6 2607:f8b0:400e:c02::bf  
www.blogspot.ie                 had IPv4 had IPv6 2607:f8b0:400e:c02::bf  
www.blogspot.it                 had IPv4 had IPv6 2607:f8b0:400e:c02::bf  
www.dakwatuna.com               had IPv4 had IPv6 2400:cb00:2048:1::6ca2:c6e5  
www.dyn.com                     had IPv4 had IPv6 2600:2001:0:3::106  
www.jarforurl.info              had IPv4 had IPv6 2607:f1c0:1000:6005:93de:e3b8:1ceb:6003  
www.linkbelief.com              had IPv4 had IPv6 2607:f1c0:1000:601e:61cd:b7ed:e034:1  
www.mikrotik.com                had IPv4 had IPv6 2a02:610:7501:1000::2  
www.pinporn.com                 had IPv4 had IPv6 2607:fc10:1:400::89  
www.thebhaskar.com              had IPv4 had IPv6 2607:f8b0:400e:c02::79  
www.wikivoyage.org              had IPv4 had IPv6 2620:0:861:ed1a::13  
www.yandex.com                  had IPv4 had IPv6 2a02:6b8::11:11